20396880090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{353}}^1\times {\mathrm{2879}}^1$

素因数の和:3468

約数の個数: 96

約数和(自身を含む): 53439160320

約数和(自身を除く): 33042280230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 223, 353, 446, 669, 706, 1059, 1115, 1338, 1765, 2007, 2118, 2230, 2879, 3177, 3345, 3530, 4014, 5295, 5758, 6354, 6690, 8637, 10035, 10590, 14395, 15885, 17274, 20070, 25911, 28790, 31770, 43185, 51822, 78719, 86370, 129555, 157438, 236157, 259110, 393595, 472314, 642017, 708471, 787190, 1016287, 1180785, 1284034, 1416942, 1926051, 2032574, 2361570, 3048861, 3210085, 3542355, 3852102, 5081435, 5778153, 6097722, 6420170, 7084710, 9146583, 9630255, 10162870, 11556306, 15244305, 18293166, 19260510, 28890765, 30488610, 45732915, 57781530, 91465830, 226632001, 453264002, 679896003, 1133160005, 1359792006, 2039688009, 2266320010, 3399480015, 4079376018, 6798960030, 10198440045, 20396880090]

約数ペア:

[(1, 20396880090), (2, 10198440045), (3, 6798960030), (5, 4079376018), (6, 3399480015), (9, 2266320010), (10, 2039688009), (15, 1359792006), (18, 1133160005), (30, 679896003), (45, 453264002), (90, 226632001), (223, 91465830), (353, 57781530), (446, 45732915), (669, 30488610), (706, 28890765), (1059, 19260510), (1115, 18293166), (1338, 15244305), (1765, 11556306), (2007, 10162870), (2118, 9630255), (2230, 9146583), (2879, 7084710), (3177, 6420170), (3345, 6097722), (3530, 5778153), (4014, 5081435), (5295, 3852102), (5758, 3542355), (6354, 3210085), (6690, 3048861), (8637, 2361570), (10035, 2032574), (10590, 1926051), (14395, 1416942), (15885, 1284034), (17274, 1180785), (20070, 1016287), (25911, 787190), (28790, 708471), (31770, 642017), (43185, 472314), (51822, 393595), (78719, 259110), (86370, 236157), (129555, 157438)]